CN201311834Y - 一种降低干式变压器噪声的装置 - Google Patents
一种降低干式变压器噪声的装置 Download PDFInfo
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- CN201311834Y CN201311834Y CNU2008202048344U CN200820204834U CN201311834Y CN 201311834 Y CN201311834 Y CN 201311834Y CN U2008202048344 U CNU2008202048344 U CN U2008202048344U CN 200820204834 U CN200820204834 U CN 200820204834U CN 201311834 Y CN201311834 Y CN 201311834Y
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- type transformer
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- iron core
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CNU2008202048344U CN201311834Y (zh) | 2008-12-03 | 2008-12-03 | 一种降低干式变压器噪声的装置 |
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CNU2008202048344U CN201311834Y (zh) | 2008-12-03 | 2008-12-03 | 一种降低干式变压器噪声的装置 |
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CN201311834Y true CN201311834Y (zh) | 2009-09-16 |
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CNU2008202048344U Expired - Fee Related CN201311834Y (zh) | 2008-12-03 | 2008-12-03 | 一种降低干式变压器噪声的装置 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2012130565A1 (de) * | 2011-03-25 | 2012-10-04 | Siemens Aktiengesellschaft | Transformatorkern und transformator |
CN103515070A (zh) * | 2013-10-28 | 2014-01-15 | 中电电气(江苏)股份有限公司 | 一种减震降噪的油浸式非晶合金变压器 |
CN103996506A (zh) * | 2014-05-30 | 2014-08-20 | 江苏容天机电科技有限公司 | 一种低噪声变压器 |
-
2008
- 2008-12-03 CN CNU2008202048344U patent/CN201311834Y/zh not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2012130565A1 (de) * | 2011-03-25 | 2012-10-04 | Siemens Aktiengesellschaft | Transformatorkern und transformator |
CN103515070A (zh) * | 2013-10-28 | 2014-01-15 | 中电电气(江苏)股份有限公司 | 一种减震降噪的油浸式非晶合金变压器 |
CN103996506A (zh) * | 2014-05-30 | 2014-08-20 | 江苏容天机电科技有限公司 | 一种低噪声变压器 |
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Legal Events
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Device for lowering noise of dry type transformer Effective date of registration: 20130715 Granted publication date: 20090916 Pledgee: Guangzhou Panyu Xinhua Village bank Limited by Share Ltd Pledgor: Guangzhou Junfa Electric Co.,Ltd. Registration number: 2013990000457 |
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PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20140303 Granted publication date: 20090916 Pledgee: Guangzhou Panyu Xinhua Village bank Limited by Share Ltd Pledgor: Guangzhou Junfa Electric Co.,Ltd. Registration number: 2013990000457 |
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PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
ASS | Succession or assignment of patent right |
Owner name: GUANGZHOU CSR JUNFA ELECTRIC CO., LTD. Free format text: FORMER OWNER: GUANGZHOU JUNFA ELECTRIC CO., LTD. Effective date: 20150515 |
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C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 511400 GUANGZHOU, GUANGDONG PROVINCE TO: 511447 GUANGZHOU, GUANGDONG PROVINCE |
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TR01 | Transfer of patent right |
Effective date of registration: 20150515 Address after: Huashan road Panyu District town Guangzhou city Guangdong province 511447 stone floor No. 15 (C workshop) Patentee after: South, Guangzhou Che Junfa Electric Applicance Co., Ltd Address before: 511400 Guangdong city of Guangzhou province Panyu District City Bridge Street South Street No. 3 Patentee before: Guangzhou Junfa Electric Co.,Ltd. |
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C56 | Change in the name or address of the patentee | ||
CP01 | Change in the name or title of a patent holder |
Address after: Huashan road Panyu District town Guangzhou city Guangdong province 511447 stone floor No. 15 (C workshop) Patentee after: Guangzhou Zhongche Junfa Electrical Co. Ltd. Address before: Huashan road Panyu District town Guangzhou city Guangdong province 511447 stone floor No. 15 (C workshop) Patentee before: South, Guangzhou Che Junfa Electric Applicance Co., Ltd |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090916 Termination date: 20171203 |
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CF01 | Termination of patent right due to non-payment of annual fee |